Doctors say the results would have been catastrophic had the then 4-year-old received heart surgery elsewhere.

New guidelines suggest a low-dose aspirin isn’t the answer when it comes to preventing a first-time heart attack or stroke.

Certain patients with atrial fibrillation may be able to toss their blood thinners away, thanks to two devices designed to preve

A cardiology specialist weighs on what you need to know.

Follow expert advice and a step-by-step video to ensure you’re getting the most accurate numbers.